#region MigraDoc - Creating Documents on the Fly
//
// Authors:
//   Klaus Potzesny
//
// Copyright (c) 2001-2019 empira Software GmbH, Cologne Area (Germany)
//
// http://www.pdfsharp.com
// http://www.migradoc.com
// http://sourceforge.net/projects/pdfsharp
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included
// in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 
// DEALINGS IN THE SOFTWARE.
#endregion

using MigraDoc.DocumentObjectModel;
using PdfSharp.Drawing;

namespace MigraDoc.Rendering
{
    /// <summary>
    /// Renders a page break to an XGraphics object.
    /// </summary>
    internal class PageBreakRenderer : Renderer
    {
        /// <summary>
        /// Initializes a ParagraphRenderer object for formatting.
        /// </summary>
        /// <param name="gfx">The XGraphics object to do measurements on.</param>
        /// <param name="pageBreak">The page break.</param>
        /// <param name="fieldInfos">The field infos.</param>
        internal PageBreakRenderer(XGraphics gfx, PageBreak pageBreak, FieldInfos fieldInfos)
            : base(gfx, pageBreak, fieldInfos)
        {
            _pageBreak = pageBreak;
        }

        /// <summary>
        /// Initializes a ParagraphRenderer object for rendering.
        /// </summary>
        /// <param name="gfx">The XGraphics object to render on.</param>
        /// <param name="renderInfo">The render info object containing information necessary for rendering.</param>
        /// <param name="fieldInfos">The field infos.</param>
        internal PageBreakRenderer(XGraphics gfx, RenderInfo renderInfo, FieldInfos fieldInfos)
            : base(gfx, renderInfo, fieldInfos)
        {
            _renderInfo = renderInfo;
        }

        internal override void Format(Area area, FormatInfo previousFormatInfo)
        {
            PageBreakRenderInfo pbRenderInfo = new PageBreakRenderInfo();
            pbRenderInfo.FormatInfo = new PageBreakFormatInfo();
            _renderInfo = pbRenderInfo;

            pbRenderInfo.LayoutInfo.PageBreakBefore = true;
            pbRenderInfo.LayoutInfo.ContentArea = new Rectangle(area.Y, area.Y, 0, 0);
            pbRenderInfo.DocumentObject = _pageBreak;
        }

        internal override void Render()
        {
            // Nothing to do here.
        }

        internal override LayoutInfo InitialLayoutInfo
        {
            get
            {
                LayoutInfo layoutInfo = new LayoutInfo();
                layoutInfo.PageBreakBefore = true;
                return layoutInfo;
            }
        }
        readonly PageBreak _pageBreak;
    }
}
